ABC's manufacturing units are registered to the ISO 9001 Quality Assurance standard since 1996. We complete comprehensive testing and documentation of raw materials, polyester base fabrics, plastics compounding, extrusion, screen and knife coating of fabrics and all components of the ventilation ducting manufacturing process. Our fully integrated manufacturing and Quality Assurance system allows us to reference specific quality and test results for any production lot of finished ventilation ducting or the coated fabric raw material consumed in the manufacturing process.